<template>
  <el-container>
    <el-aside
      v-loading="showGrouploading"
      width="200px"
    >
      <el-container>
        <el-header>
          <el-input
            v-model="groupFilterText"
            placeholder="输入关键字进行过滤"
            clearable
          />
        </el-header>
        <el-main class="nopadding">
          <el-tree
            ref="group"
            class="menu"
            node-key="id"
            :data="group"
            :current-node-key="''"
            :highlight-current="true"
            :expand-on-click-node="false"
            :filter-node-method="groupFilterNode"
            @node-click="groupClick"
          />
        </el-main>
      </el-container>
    </el-aside>
    <el-container>
      <el-header>
        <div class="left-panel">
          <el-button
            type="primary"
            icon="el-icon-plus"
            @click="add"
          />
          <el-button
            type="danger"
            plain
            icon="el-icon-delete"
            :disabled="selection.length==0"
            @click="batch_del"
          />
          <el-button
            type="primary"
            plain
            :disabled="selection.length==0"
          >
            分配角色
          </el-button>
          <el-button
            type="primary"
            plain
            :disabled="selection.length==0"
          >
            密码重置
          </el-button>
        </div>
        <div class="right-panel">
          <div class="right-panel-search">
            <el-input
              v-model="search.name"
              placeholder="登录账号 / 姓名"
              clearable
            />
            <el-button
              type="primary"
              icon="el-icon-search"
              @click="upsearch"
            />
          </div>
        </div>
      </el-header>
      <el-main class="nopadding">
        <scTable
          ref="table"
          :api-obj="apiObj"
          stripe
          remote-sort
          remote-filter
          @selection-change="selectionChange"
        >
          <el-table-column
            type="selection"
            width="50"
          />
          <el-table-column
            label="ID"
            prop="id"
            width="80"
            sortable="custom"
          />
          <el-table-column
            label="头像"
            width="80"
            column-key="filterAvatar"
            :filters="[{text: '已上传', value: '1'}, {text: '未上传', value: '0'}]"
          >
            <template #default="scope">
              <el-avatar
                :src="scope.row.avatar"
                size="small"
              />
            </template>
          </el-table-column>
          <el-table-column
            label="登录账号"
            prop="userName"
            width="150"
            sortable="custom"
            column-key="filterUserName"
            :filters="[{text: '系统账号', value: '1'}, {text: '普通账号', value: '0'}]"
          />
          <el-table-column
            label="姓名"
            prop="name"
            width="150"
            sortable="custom"
          />
          <el-table-column
            label="所属角色"
            prop="groupName"
            width="200"
            sortable="custom"
          />
          <el-table-column
            label="加入时间"
            prop="date"
            width="170"
            sortable="custom"
          />
          <el-table-column
            label="操作"
            fixed="right"
            align="right"
            width="160"
          >
            <template #default="scope">
              <el-button-group>
                <el-button
                  text
                  type="primary"
                  size="small"
                  @click="table_show(scope.row, scope.$index)"
                >
                  查看
                </el-button>
                <el-button
                  text
                  type="primary"
                  size="small"
                  @click="table_edit(scope.row, scope.$index)"
                >
                  编辑
                </el-button>
                <el-popconfirm
                  title="确定删除吗？"
                  @confirm="table_del(scope.row, scope.$index)"
                >
                  <template #reference>
                    <el-button
                      text
                      type="primary"
                      size="small"
                    >
                      删除
                    </el-button>
                  </template>
                </el-popconfirm>
              </el-button-group>
            </template>
          </el-table-column>
        </scTable>
      </el-main>
    </el-container>
  </el-container>

  <save-dialog
    v-if="dialog.save"
    ref="saveDialog"
    @success="handleSuccess"
    @closed="dialog.save=false"
  />
</template>

<script>
import saveDialog from './save'

export default {
  name: 'User',
  components: {
    saveDialog
  },
  data() {
    return {
      dialog: {
        save: false
      },
      showGrouploading: false,
      groupFilterText: '',
      group: [],
      apiObj: this.$API.system.user.list,
      selection: [],
      search: {
        name: null
      }
    }
  },
  watch: {
    groupFilterText(val) {
      this.$refs.group.filter(val);
    }
  },
  mounted() {
    this.getGroup()
  },
  methods: {
    //添加
    add(){
      this.dialog.save = true
      this.$nextTick(() => {
        this.$refs.saveDialog.open()
      })
    },
    //编辑
    table_edit(row){
      this.dialog.save = true
      this.$nextTick(() => {
        this.$refs.saveDialog.open('edit').setData(row)
      })
    },
    //查看
    table_show(row){
      this.dialog.save = true
      this.$nextTick(() => {
        this.$refs.saveDialog.open('show').setData(row)
      })
    },
    //删除
    async table_del(row, index){
      var reqData = {id: row.id}
      var res = await this.$API.demo.post.post(reqData);
      if(res.code == 200){
        //这里选择刷新整个表格 OR 插入/编辑现有表格数据
        this.$refs.table.tableData.splice(index, 1);
        this.$message.success("删除成功")
      }else{
        this.$alert(res.message, "提示", {type: 'error'})
      }
    },
    //批量删除
    async batch_del(){
      this.$confirm(`确定删除选中的 ${this.selection.length} 项吗？`, '提示', {
        type: 'warning'
      }).then(() => {
        const loading = this.$loading();
        this.selection.forEach(item => {
          this.$refs.table.tableData.forEach((itemI, indexI) => {
            if (item.id === itemI.id) {
              this.$refs.table.tableData.splice(indexI, 1)
            }
          })
        })
        loading.close();
        this.$message.success("操作成功")
      }).catch(() => {

      })
    },
    //表格选择后回调事件
    selectionChange(selection){
      this.selection = selection;
    },
    //加载树数据
    async getGroup(){
      this.showGrouploading = true;
      var res = await this.$API.system.dept.list.get();
      this.showGrouploading = false;
      var allNode ={id: '', label: '所有'}
      res.data.unshift(allNode);
      this.group = res.data;
    },
    //树过滤
    groupFilterNode(value, data){
      if (!value) return true;
      return data.label.indexOf(value) !== -1;
    },
    //树点击事件
    groupClick(data){
      var params = {
        groupId: data.id
      }
      this.$refs.table.reload(params)
    },
    //搜索
    upsearch(){
      this.$refs.table.upData(this.search)
    },
    //本地更新数据
    handleSuccess(data, mode){
      if(mode=='add'){
        data.id = new Date().getTime()
        this.$refs.table.tableData.unshift(data)
      }else if(mode=='edit'){
        this.$refs.table.tableData.filter(item => item.id===data.id ).forEach(item => {
          Object.assign(item, data)
        })
      }
    }
  }
}
</script>

<style>
</style>
